Riverside County property record for 4509 Main St, Riverside, CA 92501
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 5,728 sqft · built 1966 |
| Lot Size | 0.22 acres (9,583 sqft) |
| Owner | Company Name on Record |
| Last Sale | $570,000 (Mar 2001) |
| Tax Bill | $286 (2025) |
| Deeds & Mortgages | Oct 2023 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 219-031-002 |
| Primary APN | 219-031-002 |
|---|---|
| Alternative APN |
|
| Units | 8 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 5,728 sqft |
| Year Built | Built 1966 |
|---|---|
| Effective Year Built | Effective 1966 |
| Lot Area | 9,583 sqft (0.22 acres) |
| Old Parcel Number | 021300111 |
|---|---|
| Street Address | 4509 MAIN ST |
| City | RIVERSIDE |
| State | CA |
| Zip | 92501-4150 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | R3 |
| Legal Description | .22 ACRES M/L IN POR LOT 1 BLK 3 MB 005/088 SB PROSPECT PL AND LOT 2 BLK 2 MB 005/088 SB PROSPECT PL |
| Legal Subdivision | PROSPECT PL |
| Legal Block | 3,2 |
| Legal Lot Number | 1 |
| Jurisdiction | RIVERSIDE CA |
| Township / Civil Division | RIVERSIDE |
| Census Block Group | 4 |
| Census Block | 4043 |
| Census Tract | 30300 |
Source: Riverside County records, as of July 29, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 9685 HAYES ST, RIVERSIDE, CA 92503-3660 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 20, 2001 · Amount on Record |
| Deed Sale | Mar 20, 2001 · Amount on Record |
| Deed Document Number | 2001113332 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | RIVERSIDE CA |
| Property Address | 4509 MAIN ST, RIVERSIDE, CA 92501-4150 |
| Transaction Type | Mortgage |
| Record Updated | Nov 7, 2023 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 9685 HAYES ST, RIVERSIDE, CA 92503-3660 |
| Document Number | 0000318125 |
|---|---|
| Date | Oct 26, 2023 |
| Instrument | 2023-0318125 |
| Name | HCN BANK |
|---|---|
| Type | Bank |
| Address | RIVERSIDE, CA 92506 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|
Source: Riverside County assessment roll, as of July 29, 2026
| Type | Name |
|---|---|
| State | California |
| County | Riverside County |
| Municipality | Riverside City |
| Unified School District | Riverside Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $447,231 (+1.48%) Land $102,962 Building $344,269 | |
| 2025 | $286.00 (-94.28%) Additional exemption filed | $440,713 (+4.02%) Land $100,944 Building $339,769 |
| 2023 | $4,996.00 (+1,652.98%) | $423,688 Land $97,025 Building $326,663 |
| 2022 | $285.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 14, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CITY OF RIVERSIDE serves 302,776 people · EPA ID CA3310031 |
|---|---|
| Water Source | Groundwater influenced by surface water |
| Lead | 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 148 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Starlink Satellite | 280 / 30 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: GeoLinks, T-Mobile, Verizon.
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